/*****************************************************************************
* podcast.c : podcast playlist imports
*****************************************************************************
- * Copyright (C) 2005 the VideoLAN team
+ * Copyright (C) 2005-2009 VLC authors and VideoLAN
* $Id$
*
* Authors: Antoine Cellerier <dionoea -at- videolan -dot- org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
#include <vlc_demux.h>
#include "playlist.h"
-#include "vlc_xml.h"
-
-struct demux_sys_t
-{
- char *psz_prefix;
- playlist_t *p_playlist;
- xml_t *p_xml;
- xml_reader_t *p_xml_reader;
-};
+#include <vlc_xml.h>
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static int Demux( demux_t *p_demux);
-static int Control( demux_t *p_demux, int i_query, va_list args );
+static mtime_t strTimeToMTime( const char *psz );
/*****************************************************************************
* Import_podcast: main import function
if( !demux_IsForced( p_demux, "podcast" ) )
return VLC_EGENERIC;
- STANDARD_DEMUX_INIT_MSG( "using podcast reader" );
- p_demux->p_sys->psz_prefix = FindPrefix( p_demux );
- p_demux->p_sys->p_playlist = NULL;
- p_demux->p_sys->p_xml = NULL;
- p_demux->p_sys->p_xml_reader = NULL;
+ p_demux->pf_demux = Demux;
+ p_demux->pf_control = Control;
+ msg_Dbg( p_demux, "using podcast reader" );
return VLC_SUCCESS;
}
-/*****************************************************************************
- * Deactivate: frees unused data
- *****************************************************************************/
-void Close_podcast( vlc_object_t *p_this )
-{
- demux_t *p_demux = (demux_t *)p_this;
- demux_sys_t *p_sys = p_demux->p_sys;
-
- free( p_sys->psz_prefix );
- if( p_sys->p_playlist ) vlc_object_release( p_sys->p_playlist );
- if( p_sys->p_xml_reader ) xml_ReaderDelete( p_sys->p_xml, p_sys->p_xml_reader );
- if( p_sys->p_xml ) xml_Delete( p_sys->p_xml );
- free( p_sys );
-}
-
/* "specs" : http://phobos.apple.com/static/iTunesRSS.html */
static int Demux( demux_t *p_demux )
{
- demux_sys_t *p_sys = p_demux->p_sys;
-
bool b_item = false;
bool b_image = false;
- int i_ret;
- xml_t *p_xml;
xml_reader_t *p_xml_reader;
char *psz_elname = NULL;
char *psz_item_mrl = NULL;
char *psz_item_keywords = NULL;
char *psz_item_subtitle = NULL;
char *psz_item_summary = NULL;
+ char *psz_art_url = NULL;
+ const char *node;
int i_type;
input_item_t *p_input;
+ input_item_node_t *p_subitems = NULL;
- INIT_PLAYLIST_STUFF;
-
- p_xml = p_sys->p_xml = xml_Create( p_demux );
- if( !p_xml ) return -1;
-
-/* psz_elname = stream_ReadLine( p_demux->s );
- if( psz_elname ) free( psz_elname );
- psz_elname = 0;*/
+ input_item_t *p_current_input = GetCurrentItem(p_demux);
- p_xml_reader = xml_ReaderCreate( p_xml, p_demux->s );
- if( !p_xml_reader ) return -1;
- p_sys->p_xml_reader = p_xml_reader;
+ p_xml_reader = xml_ReaderCreate( p_demux, p_demux->s );
+ if( !p_xml_reader )
+ goto error;
/* xml */
/* check root node */
- if( xml_ReaderRead( p_xml_reader ) != 1 )
+ if( xml_ReaderNextNode( p_xml_reader, &node ) != XML_READER_STARTELEM )
{
msg_Err( p_demux, "invalid file (no root node)" );
- return -1;
+ goto error;
}
- if( xml_ReaderNodeType( p_xml_reader ) != XML_READER_STARTELEM ||
- ( psz_elname = xml_ReaderName( p_xml_reader ) ) == NULL ||
- strcmp( psz_elname, "rss" ) )
+
+ if( strcmp( node, "rss" ) )
{
- msg_Err( p_demux, "invalid root node %i, %s",
- xml_ReaderNodeType( p_xml_reader ), psz_elname );
- free( psz_elname );
- return -1;
+ msg_Err( p_demux, "invalid root node <%s>", node );
+ goto error;
}
- free( psz_elname ); psz_elname = NULL;
- while( (i_ret = xml_ReaderRead( p_xml_reader )) == 1 )
+ p_subitems = input_item_node_Create( p_current_input );
+
+ while( (i_type = xml_ReaderNextNode( p_xml_reader, &node )) > 0 )
{
- // Get the node type
- i_type = xml_ReaderNodeType( p_xml_reader );
switch( i_type )
{
- // Error
- case -1:
- return -1;
- break;
-
case XML_READER_STARTELEM:
{
- // Read the element name
free( psz_elname );
- psz_elname = xml_ReaderName( p_xml_reader );
- if( !psz_elname ) return -1;
+ psz_elname = strdup( node );
+ if( unlikely(!node) )
+ goto error;
- if( !strcmp( psz_elname, "item" ) )
- {
- b_item = true;
- }
- else if( !strcmp( psz_elname, "image" ) )
- {
+ if( !strcmp( node, "item" ) )
b_item = true;
- }
+ else if( !strcmp( node, "image" ) )
+ b_image = true;
// Read the attributes
- while( xml_ReaderNextAttr( p_xml_reader ) == VLC_SUCCESS )
+ const char *attr, *value;
+ while( (attr = xml_ReaderNextAttr( p_xml_reader, &value )) )
{
- char *psz_name = xml_ReaderName( p_xml_reader );
- char *psz_value = xml_ReaderValue( p_xml_reader );
- if( !psz_name || !psz_value ) return -1;
- if( !strcmp( psz_elname, "enclosure" ) &&
- !strcmp( psz_name, "url" ) )
- {
- psz_item_mrl = strdup( psz_value );
- }
- else if( !strcmp( psz_elname, "enclosure" ) &&
- !strcmp( psz_name, "length" ) )
- {
- psz_item_size = strdup( psz_value );
- }
- else if( !strcmp( psz_elname, "enclosure" ) &&
- !strcmp( psz_name, "type" ) )
+ if( !strcmp( node, "enclosure" ) )
{
- psz_item_type = strdup( psz_value );
+ char **p = NULL;
+ if( !strcmp( attr, "url" ) )
+ p = &psz_item_mrl;
+ else if( !strcmp( attr, "length" ) )
+ p = &psz_item_size;
+ else if( !strcmp( attr, "type" ) )
+ p = &psz_item_type;
+ if( p != NULL )
+ {
+ free( *p );
+ *p = strdup( value );
+ }
+ else
+ msg_Dbg( p_demux,"unhandled attribute %s in <%s>",
+ attr, node );
}
else
- {
- msg_Dbg( p_demux,"unhandled attribure %s in element %s",
- psz_name, psz_elname );
- }
- free( psz_name );
- free( psz_value );
+ msg_Dbg( p_demux,"unhandled attribute %s in <%s>",
+ attr, node );
}
break;
}
+
case XML_READER_TEXT:
{
-#define SET_DATA( field, name ) else if( b_item == true \
- && !strcmp( psz_elname, name ) ) \
- { \
- field = strdup( psz_text ); \
- }
- char *psz_text = xml_ReaderValue( p_xml_reader );
+ if(!psz_elname) break;
+
/* item specific meta data */
- if( b_item == true && !strcmp( psz_elname, "title" ) )
+ if( b_item )
{
- psz_item_name = strdup( psz_text );
- }
- else if( b_item == true
- && ( !strcmp( psz_elname, "itunes:author" )
- ||!strcmp( psz_elname, "author" ) ) )
- { /* <author> isn't standard iTunes podcast stuff */
- psz_item_author = strdup( psz_text );
- }
- else if( b_item == true
- && ( !strcmp( psz_elname, "itunes:summary" )
- ||!strcmp( psz_elname, "description" ) ) )
- { /* <description> isn't standard iTunes podcast stuff */
- psz_item_summary = strdup( psz_text );
+ char **p;
+
+ if( !strcmp( psz_elname, "title" ) )
+ p = &psz_item_name;
+ else if( !strcmp( psz_elname, "itunes:author" ) ||
+ !strcmp( psz_elname, "author" ) )
+ /* <author> isn't standard iTunes podcast stuff */
+ p = &psz_item_author;
+ else if( !strcmp( psz_elname, "itunes:summary" ) ||
+ !strcmp( psz_elname, "description" ) )
+ /* <description> isn't standard iTunes podcast stuff */
+ p = &psz_item_summary;
+ else if( !strcmp( psz_elname, "pubDate" ) )
+ p = &psz_item_date;
+ else if( !strcmp( psz_elname, "itunes:category" ) )
+ p = &psz_item_category;
+ else if( !strcmp( psz_elname, "itunes:duration" ) )
+ p = &psz_item_duration;
+ else if( !strcmp( psz_elname, "itunes:keywords" ) )
+ p = &psz_item_keywords;
+ else if( !strcmp( psz_elname, "itunes:subtitle" ) )
+ p = &psz_item_subtitle;
+ else
+ break;
+
+ free( *p );
+ *p = strdup( node );
}
- SET_DATA( psz_item_date, "pubDate" )
- SET_DATA( psz_item_category, "itunes:category" )
- SET_DATA( psz_item_duration, "itunes:duration" )
- SET_DATA( psz_item_keywords, "itunes:keywords" )
- SET_DATA( psz_item_subtitle, "itunes:subtitle" )
/* toplevel meta data */
- else if( b_item == false && b_image == false
- && !strcmp( psz_elname, "title" ) )
+ else if( !b_image )
{
- input_item_SetName( p_current_input, psz_text );
- }
+ if( !strcmp( psz_elname, "title" ) )
+ input_item_SetName( p_current_input, node );
#define ADD_GINFO( info, name ) \
- else if( !b_item && !b_image && !strcmp( psz_elname, name ) ) \
- { \
- input_ItemAddInfo( p_current_input, _("Podcast Info"), \
- _( info ), "%s", psz_text ); \
- }
- ADD_GINFO( "Podcast Link", "link" )
- ADD_GINFO( "Podcast Copyright", "copyright" )
- ADD_GINFO( "Podcast Category", "itunes:category" )
- ADD_GINFO( "Podcast Keywords", "itunes:keywords" )
- ADD_GINFO( "Podcast Subtitle", "itunes:subtitle" )
+ else if( !strcmp( psz_elname, name ) ) \
+ input_item_AddInfo( p_current_input, _("Podcast Info"), \
+ info, "%s", node );
+ ADD_GINFO( _("Podcast Link"), "link" )
+ ADD_GINFO( _("Podcast Copyright"), "copyright" )
+ ADD_GINFO( _("Podcast Category"), "itunes:category" )
+ ADD_GINFO( _("Podcast Keywords"), "itunes:keywords" )
+ ADD_GINFO( _("Podcast Subtitle"), "itunes:subtitle" )
#undef ADD_GINFO
- else if( b_item == false && b_image == false
- && ( !strcmp( psz_elname, "itunes:summary" )
- ||!strcmp( psz_elname, "description" ) ) )
- { /* <description> isn't standard iTunes podcast stuff */
- input_ItemAddInfo( p_current_input,
- _( "Podcast Info" ), _( "Podcast Summary" ),
- "%s", psz_text );
+ else if( !strcmp( psz_elname, "itunes:summary" ) ||
+ !strcmp( psz_elname, "description" ) )
+ { /* <description> isn't standard iTunes podcast stuff */
+ input_item_AddInfo( p_current_input,
+ _( "Podcast Info" ), _( "Podcast Summary" ),
+ "%s", node );
+ }
}
else
{
- msg_Dbg( p_demux, "unhandled text in element '%s'",
- psz_elname );
+ if( !strcmp( psz_elname, "url" ) )
+ {
+ free( psz_art_url );
+ psz_art_url = strdup( node );
+ }
+ else
+ msg_Dbg( p_demux, "unhandled text in element <%s>",
+ psz_elname );
}
- free( psz_text );
break;
}
+
// End element
case XML_READER_ENDELEM:
{
- // Read the element name
- free( psz_elname );
- psz_elname = xml_ReaderName( p_xml_reader );
- if( !psz_elname ) return -1;
- if( !strcmp( psz_elname, "item" ) )
+ FREENULL( psz_elname );
+
+ if( !strcmp( node, "item" ) )
{
if( psz_item_mrl == NULL )
{
msg_Err( p_demux, "invalid XML (no enclosure markup)" );
- return -1;
+ goto error;
}
- p_input = input_ItemNewExt( p_playlist, psz_item_mrl,
- psz_item_name, 0, NULL, -1 );
- if( p_input == NULL ) break;
+
+ p_input = input_item_New( psz_item_mrl, psz_item_name );
+ FREENULL( psz_item_mrl );
+ FREENULL( psz_item_name );
+
+ if( p_input == NULL )
+ break; /* FIXME: meta data memory leaks? */
+
+ /* Set the duration if available */
+ if( psz_item_duration )
+ input_item_SetDuration( p_input, strTimeToMTime( psz_item_duration ) );
+
#define ADD_INFO( info, field ) \
- if( field ) { input_ItemAddInfo( p_input, \
- _( "Podcast Info" ), _( info ), "%s", field ); }
- ADD_INFO( "Podcast Publication Date", psz_item_date );
- ADD_INFO( "Podcast Author", psz_item_author );
- ADD_INFO( "Podcast Subcategory", psz_item_category );
- ADD_INFO( "Podcast Duration", psz_item_duration );
- ADD_INFO( "Podcast Keywords", psz_item_keywords );
- ADD_INFO( "Podcast Subtitle", psz_item_subtitle );
- ADD_INFO( "Podcast Summary", psz_item_summary );
- ADD_INFO( "Podcast Type", psz_item_type );
+ if( field ) { \
+ input_item_AddInfo( p_input, _( "Podcast Info" ), (info), "%s", \
+ (field) ); \
+ FREENULL( field ); }
+ ADD_INFO( _("Podcast Publication Date"), psz_item_date );
+ ADD_INFO( _("Podcast Author"), psz_item_author );
+ ADD_INFO( _("Podcast Subcategory"), psz_item_category );
+ ADD_INFO( _("Podcast Duration"), psz_item_duration );
+ ADD_INFO( _("Podcast Keywords"), psz_item_keywords );
+ ADD_INFO( _("Podcast Subtitle"), psz_item_subtitle );
+ ADD_INFO( _("Podcast Summary"), psz_item_summary );
+ ADD_INFO( _("Podcast Type"), psz_item_type );
+#undef ADD_INFO
+
+ /* Add the global art url to this item, if any */
+ if( psz_art_url )
+ input_item_SetArtURL( p_input, psz_art_url );
+
if( psz_item_size )
{
- input_ItemAddInfo( p_input,
+ input_item_AddInfo( p_input,
_( "Podcast Info" ),
_( "Podcast Size" ),
- "%s bytes",
+ _("%s bytes"),
psz_item_size );
+ FREENULL( psz_item_size );
}
- input_ItemAddSubItem( p_current_input, p_input );
+ input_item_node_AppendItem( p_subitems, p_input );
vlc_gc_decref( p_input );
- FREENULL( psz_item_name );
- FREENULL( psz_item_mrl );
- FREENULL( psz_item_size );
- FREENULL( psz_item_type );
- FREENULL( psz_item_date );
- FREENULL( psz_item_author );
- FREENULL( psz_item_category );
- FREENULL( psz_item_duration );
- FREENULL( psz_item_keywords );
- FREENULL( psz_item_subtitle );
- FREENULL( psz_item_summary );
b_item = false;
}
- else if( !strcmp( psz_elname, "image" ) )
+ else if( !strcmp( node, "image" ) )
{
b_image = false;
}
- free( psz_elname );
- psz_elname = strdup("");
-
break;
}
}
}
- if( i_ret != 0 )
+ if( i_type < 0 )
{
msg_Warn( p_demux, "error while parsing data" );
}
- HANDLE_PLAY_AND_RELEASE;
+ free( psz_art_url );
+ free( psz_elname );
+ xml_ReaderDelete( p_xml_reader );
+
+ input_item_node_PostAndDelete( p_subitems );
+ vlc_gc_decref(p_current_input);
return 0; /* Needed for correct operation of go back */
+
+error:
+ free( psz_item_name );
+ free( psz_item_mrl );
+ free( psz_item_size );
+ free( psz_item_type );
+ free( psz_item_date );
+ free( psz_item_author );
+ free( psz_item_category );
+ free( psz_item_duration );
+ free( psz_item_keywords );
+ free( psz_item_subtitle );
+ free( psz_item_summary );
+ free( psz_art_url );
+ free( psz_elname );
+
+ if( p_xml_reader )
+ xml_ReaderDelete( p_xml_reader );
+ if( p_subitems )
+ input_item_node_Delete( p_subitems );
+
+ vlc_gc_decref(p_current_input);
+ return -1;
}
-static int Control( demux_t *p_demux, int i_query, va_list args )
+static mtime_t strTimeToMTime( const char *psz )
{
- VLC_UNUSED(p_demux); VLC_UNUSED(i_query); VLC_UNUSED(args);
- return VLC_EGENERIC;
+ int h, m, s;
+ switch( sscanf( psz, "%u:%u:%u", &h, &m, &s ) )
+ {
+ case 3:
+ return (mtime_t)( ( h*60 + m )*60 + s ) * 1000000;
+ case 2:
+ return (mtime_t)( h*60 + m ) * 1000000;
+ break;
+ default:
+ return -1;
+ }
}